@misc{indiciae912bb834994f,
  title = {Schlumberger soundings near Lassen Volcanic National Park, California},
  author = {Adel A. R. Zohdy and Robert J. Bisdorf},
  year = {1989},
  doi = {10.3133/ofr89670},
  url = {https://pubs.usgs.gov/publication/ofr89670},
  note = {Source identifier: ofr89670}
}